Home Prefix Lookup2a0d:d940:b100::/40

2a0d:d940:b100::/40 - Alterra Andrey Shemanin (AS200954)

IPv6RIPEassignedAS200954alterra-as Andrey Shemanin RPKI Valid

CIDR

2a0d:d940:b100::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇷🇺 Russia

City

Kostroma

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2a0d:d940:b100::/40	AS200954 alterra-as Andrey Shemanin	Valid	RIPE	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a0d:d940:b100::/40	AS200954	/48	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS200954	RIPE	ALTERRA-MNT	2026-10-11

Origin ASN

AS200954

alterra-as Andrey Shemanin

Related Prefixes

More prefixes of AS200954

All prefixes of AS200954 →

Geolocation

Country🇷🇺RussiaRU

RegionKostroma Oblast

CityKostroma

Coordinates57.7996, 40.8074 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/2a0d:d940:b100::/40

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/2a0d:d940:b100::/40" | jq

External Links

RIPEstat